*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html,body{
    width: 100%;
    height: 100%;
}
.title{
    display: flex;
    width: 100%;
    height: 8%;
    align-items: center;
    justify-content: center;
    color: black;
    font-weight: bold;
    letter-spacing: 4px;
    font-size: 18px;
}
.content{
    width: 100%;
    height: 92%;
    background: url('../imgs/ad.jpg') no-repeat;
    background-size: cover;
    background-position: center 0;
}
.scour{
    position: fixed;
    width: 100%;
    bottom: 20%;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 48px;
    text-align: center;
    animation: move 1s linear;
}

@keyframes move{
    0%{
        bottom: 35%;
        opacity: 0;
        font-size: 1px;
    }
    80%{
        font-size: 28px;
    }
    100%{
        bottom: 20%;
        opacity: 1;
        font-size: 48px;
    }
}
.jump{
    position: fixed;
    top: 70px;
    right: 20px;
    width: 105px;
    height: 40px;
    line-height: 40px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(187, 187, 187, 100);
    background: whitesmoke;
}